Robtex

Up: 88.221.96.0/21
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Down left: 88.221.100.0/23
Down right: 88.221.102.0/23

IP	Type	Hostname
88.221.100.0	PTR	a88-221-100-0.deploy.akamaitechnologies.com
88.221.100.49	A+PTR	a88-221-100-49.deploy.akamaitechnologies.com
88.221.100.61	PTR	a88-221-100-61.deploy.akamaitechnologies.com
88.221.100.138	PTR	a88-221-100-138.deploy.static.akamaitechnologies.com
88.221.100.163	A+PTR	a88-221-100-163.deploy.akamaitechnologies.com
88.221.100.163	A	wildcard.slidesharecdn.com.edgekey.net
88.221.101.44	PTR	a88-221-101-44.deploy.akamaitechnologies.com
88.221.101.44	A	cache.opt.fimserve.com.edgekey.net
88.221.101.197	A+PTR	a88-221-101-197.deploy.akamaitechnologies.com
88.221.101.246	PTR	a88-221-101-246.deploy.akamaitechnologies.com
88.221.102.54	A+PTR	a88-221-102-54.deploy.akamaitechnologies.com
88.221.102.99	A+PTR	a88-221-102-99.deploy.akamaitechnologies.com
88.221.102.231	PTR	a88-221-102-231.deploy.akamaitechnologies.com
88.221.102.242	PTR	a88-221-102-242.deploy.akamaitechnologies.com
88.221.102.242	A	e1674.c.akamaiedge.net
88.221.103.17	PTR	a88-221-103-17.deploy.static.akamaitechnologies.com
88.221.103.100	PTR	a88-221-103-100.deploy.static.akamaitechnologies.com
88.221.103.224	PTR	a88-221-103-224.deploy.akamaitechnologies.com